31117060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6299}}^1$

素因数の和:6340

約数の個数: 48

約数和(自身を含む): 74088000

約数和(自身を除く): 42970940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 6299, 12598, 25196, 31495, 62990, 81887, 119681, 125980, 163774, 239362, 327548, 409435, 478724, 598405, 818870, 1196810, 1555853, 1637740, 2393620, 3111706, 6223412, 7779265, 15558530, 31117060]

約数ペア:

[(1, 31117060), (2, 15558530), (4, 7779265), (5, 6223412), (10, 3111706), (13, 2393620), (19, 1637740), (20, 1555853), (26, 1196810), (38, 818870), (52, 598405), (65, 478724), (76, 409435), (95, 327548), (130, 239362), (190, 163774), (247, 125980), (260, 119681), (380, 81887), (494, 62990), (988, 31495), (1235, 25196), (2470, 12598), (4940, 6299)]